You are given a sentence in English. Your job is to translate the English sentence into Japanese.

But that's what we're limited to, at the moment.
しかしこれが現時点での限界です

Why are we spending $135 billion?
なぜ、 １３５０億ドルものお金をつぎこんでいるのか

So we could easily supply the world with dozens, maybe hundreds, of new cities.

従って私たちは世界に対してダースあるいは百単位の都市を簡単に提供できるのです

